MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service (ttraff.com) known for malicious activity. The document body, though heavily obfuscated, suggests a lure related to 'phonics writing worksheets pdf'. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm designed to attract traffic and potentially distribute further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=phonics+writing+worksheets+pdf
- http://files.guesthouseouassaggou.com/uploads/1/3/0/7/130775759/7b61b8.pdf
- http://files.poseidonbrewingco.com/uploads/1/3/1/3/131380687/434ed9.pdf
- http://files.rjjeffreys.com/uploads/1/3/0/7/130739348/xinevojiwit.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3562/3578/files/moguxosulibenesiren.pdf
- https://cdn.shopify.com/s/files/1/0431/7223/3376/files/80647031686.pdf
- https://cdn.shopify.com/s/files/1/0434/0498/4483/files/xurejenavijujakori.pdf
- https://cdn.shopify.com/s/files/1/0432/6516/3422/files/69285887103.pdf
- https://cdn.shopify.com/s/files/1/0437/0992/3480/files/baxuxaxutuf.pdf
- https://cdn.shopify.com/s/files/1/0428/6716/3302/files/zatalulamozipikomusabam.pdf
- https://cdn.shopify.com/s/files/1/0427/8976/5279/files/19793266642.pdf
- https://cdn.shopify.com/s/files/1/0439/9936/3222/files/riruvaj.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/7997453156.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wanojexabe.pdf
- https://cdn.shopify.com/s/files/1/0434/5544/7202/files/64435116380.pdf
- https://cdn.shopify.com/s/files/1/0434/6796/4580/files/76317745444.pdf
- https://cdn.shopify.com/s/files/1/0433/7732/8278/files/17673977811.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e4b.bin354751774e002202512913e314414ba8f4c7ef964f970a44648d5ad266680900 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E4B | 5120 bytes |
font_01_sfnt_off00007fbb.bin2bf35538b77341aad7c9f366fe6c25f44b25e3b671aa0297a68c4b3ec4a56a32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FBB | 9968 bytes |
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